import store from '@/store'
import config from '@/config'
import {
	getToken
} from '@/utils/auth'
import errorCode from '@/utils/errorCode'
import {
	toast,
	tansParams
} from '@/utils/common'

let timeout = 60000
const baseUrl = config.baseUrl

const request = config => {
	// 是否需要设置 token
	const isToken = (config.headers || {}).isToken === false
	config.header = config.header || {}
	if (getToken() && !isToken) {
		config.header['Authorization'] = 'Bearer ' + getToken()
	}
	// get请求映射params参数
	if (config.params) {
		let url = config.url + '?' + tansParams(config.params)
		url = url.slice(0, -1)
		config.url = url
	}
	
	// toast('请求信息' + JSON.stringify(config) + '请求时间' + (config.timeout || timeout) + '请求地址' + (config.baseUrl || baseUrl + config.url));
	
	return new Promise((resolve, reject) => {
		uni.request({
				method: config.method || 'get',
				timeout: config.timeout || timeout,
				url: config.baseUrl || baseUrl + config.url,
				data: config.data,
				header: config.header,
				dataType: 'json',
				success: (res) => {
					// toast('请求返回结果' , JSON.stringify(res));
					const code = res.data.code || 200
					const msg = errorCode[code] || res.data.msg || errorCode['default'];
					if (code === 401) {
						let pages = getCurrentPages();
						let currentPage = pages[pages.length - 1];
						let url = currentPage.route;
						let params = [];
						
						if(currentPage.options){
							for(let i in currentPage.options){
								params.push(`${i}=${currentPage.options[i]}`);
							}
							
							url = url + '?' + params.join('&');
						}
						
						uni.setStorageSync('redirect', url);
						
						store.dispatch('LogOut').then(res => {
							window.location.href = 'https://open.weixin.qq.com/connect/oauth2/authorize?appid=wxd81ee01e4468d76c&redirect_uri=http%3A%2F%2Fbpm.pinche.edongfanghong.com%3A88%2F&response_type=code&scope=snsapi_base#wechat_redirect';
						});
						
						reject('无效的会话，或者会话已过期，请重新登录。')
					} else if (code === 500) {
						toast(msg)
						reject('500')
					} else if (code !== 200) {
						toast(msg)
						reject(code)
					}
					resolve(res.data)
				},
				fail: (error) => {
					// toast('错误信息' + JSON.stringify(error));
					
					if (message === 'Network Error') {
						message = '后端接口连接异常'
					} else if (message.includes('timeout')) {
						message = '系统接口请求超时'
					} else if (message.includes('Request failed with status code')) {
						message = '系统接口' + message.substr(message.length - 3) + '异常'
					}else{
						message = '后端接口连接异常'
					}
					
					toast(message)
					reject(error)
				}
			})
			// .then(response => {
			// 	let [error, res] = response
			// 	if (error) {
			// 		toast(JSON.stringify(error))
			// 		// toast('后端接口连接异常')
			// 		reject('后端接口连接异常')
			// 		return
			// 	}
				
			// 	console.log('请求返回结果-then' , res);
			// })
			// .catch(error => {
			// 	let {
			// 		message
			// 	} = error
			// 	if (message === 'Network Error') {
			// 		message = '后端接口连接异常'
			// 	} else if (message.includes('timeout')) {
			// 		message = '系统接口请求超时'
			// 	} else if (message.includes('Request failed with status code')) {
			// 		message = '系统接口' + message.substr(message.length - 3) + '异常'
			// 	}
			// 	toast(message)
			// 	reject(error)
			// })
	})
}

export default request